CHEMICAL IDENTIFICATION

RTECS NUMBER :

YT9730000

CHEMICAL NAME :

Urea, N-nitroso-N-phenyl-

CAS REGISTRY NUMBER :

6268-32-2

BEILSTEIN REFERENCE NO. :

1841800

LAST UPDATED :

199612

DATA ITEMS CITED :

4

MOLECULAR FORMULA :

C7-H7-N3-O2

MOLECULAR WEIGHT :

165.17

WISWESSER LINE NOTATION :

ZVNR&NO

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Subcutaneous

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

150 mg/kg

TOXIC EFFECTS :

Behavioral - somnolence (general depressed activity)

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Subcutaneous

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

150 mg/kg

TOXIC EFFECTS :

Tumorigenic - equivocal tumorigenic agent by RTECS criteria Tumorigenic - tumors at site of application

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Administration onto the skin

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

661 mg/kg/50W-I

TOXIC EFFECTS :

Tumorigenic - equivocal tumorigenic agent by RTECS criteria Skin and Appendages - tumors

MUTATION DATA

TYPE OF TEST :

Mutation in microorganisms

TEST SYSTEM :

Bacteria - Salmonella typhimurium

DOSE/DURATION :

10 ug/plate

REFERENCE :

TCMUE9 Topics in Chemical Mutagenesis. (Plenum Pub. Corp., 233 Spring Street, New York, NY 10013) V.1- 1984- Volume(issue)/page/year: 1,13,1984